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C01B17/903

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CCHEMISTRY METALLURGY C01Inorganic chemistry C01BNON-METALLIC ELEMENTS COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C C01B17/00Sulfur Compounds thereof

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C01B17/903by liquid-liquid extraction

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Patents Grantslast 30 patents

Information Patent Grant
Methods for the manufacture of cellulose nanocrystals
- Patent number 9,297,111
- Issue date Mar 29, 2016
- Domtar Paper Company, LLC
- Bruno Marcoccia
- C13 - SUGAR INDUSTRY
Information Patent Grant
Method for recovering sulfuric acid from concentrated acid hydrolys...
- Patent number 8,052,953
- Issue date Nov 8, 2011
- Peihao Chen
- C13 - SUGAR INDUSTRY
Information Patent Grant
Method for reclaiming metal sulfate-containing waste sulfuric acid
- Patent number 6,337,061
- Issue date Jan 8, 2002
- Nittetsu Mining Co., Ltd.
- Nobuyoshi Iyatomi
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Extraction of acids and metal salts from aqueous solutions with die...
- Patent number 5,682,593
- Issue date Oct 28, 1997
- Bayer Aktiengesellschaft
- Christoph Holzner
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for recovering sulfuric acid from metallic sulfate-containi...
- Patent number 5,489,423
- Issue date Feb 6, 1996
- Nittetsu Mining Co., Ltd.
- Yasuie Mikami
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for treating zinc-containing sulfate solution
- Patent number 5,084,180
- Issue date Jan 28, 1992
- Cominco Ltd.
- Daniel A. D. Boateng
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for recovering sulfuric acid
- Patent number 5,051,187
- Issue date Sep 24, 1991
- Permelec Electrode Ltd.
- Yukiei Matsumoto
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for the extended use of strip acid employed in the reclamat...
- Patent number 5,009,868
- Issue date Apr 23, 1991
- East Penn Manufacturing Co., Inc.
- Robert A. Spitz
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for the reclamation of battery acid and fluid from expended...
- Patent number 4,971,780
- Issue date Nov 20, 1990
- East Penn Manufacturing Co., Inc.
- Robert A. Spitz
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for the recovery of metal values contained in a gangue
- Patent number 4,954,322
- Issue date Sep 4, 1990
- Metaleurop S.A.
- Jean-Michel DeMarthe
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for neutralization treatment of sulfuric acid containing iro...
- Patent number 4,952,378
- Issue date Aug 28, 1990
- Solex Research Corporation of Japan
- Morio Watanabe
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for the recovery of sulfuric acid
- Patent number 4,440,734
- Issue date Apr 3, 1984
- Gouvernement du Quebec
- Demetre Kougioumoutzakis
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for recovery of waste H.sub.2 SO.sub.4 and HCl
- Patent number 4,210,502
- Issue date Jul 1, 1980
- Solex Research Corporation of Japan
- Morio Watanabe
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Process for recovery of waste H.sub.2 SO.sub.4 and HCl
- Patent number 4,177,119
- Issue date Dec 4, 1979
- Solex Research Corporation
- Morio Watanabe
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Process for recovery of waste H.sub.2 SO.sub.4 and HCl
- Patent number 4,113,588
- Issue date Sep 12, 1978
- Solex Research Corporation of Japan
- Morio Watanabe
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
3364202
- Patent number 3,364,202
- Issue date Jan 16, 1968
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
3211526
- Patent number 3,211,526
- Issue date Oct 12, 1965
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR THE SEPARATION OF A NON-VOLATILE STRONG ACID FROM A SALT...
- Publication number 20120301389
- Publication date Nov 29, 2012
- ASHER VITNER LTD.
- Aharon Eyal
- C01 - INORGANIC CHEMISTRY
Information Patent Application
METHOD FOR RECOVERING SULFURIC ACID FROM CONCENTRATED ACID HYDROLYS...
- Publication number 20100284900
- Publication date Nov 11, 2010
- Peihao Chen
- C13 - SUGAR INDUSTRY
Information Patent Application
Process for removing organic impurities from sulfuric acid with liq...
- Publication number 20040126311
- Publication date Jul 1, 2004
- Andrew Sanderson
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

by liquid-liquid extraction

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Methods for the manufacture of cellulose nanocrystals

Method for recovering sulfuric acid from concentrated acid hydrolys...

Method for reclaiming metal sulfate-containing waste sulfuric acid

Extraction of acids and metal salts from aqueous solutions with die...

Process for recovering sulfuric acid from metallic sulfate-containi...

Method for treating zinc-containing sulfate solution

Process for recovering sulfuric acid

Process for the extended use of strip acid employed in the reclamat...

Process for the reclamation of battery acid and fluid from expended...

Process for the recovery of metal values contained in a gangue

Method for neutralization treatment of sulfuric acid containing iro...

Process for the recovery of sulfuric acid

Process for recovery of waste H.sub.2 SO.sub.4 and HCl

Process for recovery of waste H.sub.2 SO.sub.4 and HCl

Process for recovery of waste H.sub.2 SO.sub.4 and HCl

3364202

3211526

Patents Applicationslast 30 patents

METHOD FOR THE SEPARATION OF A NON-VOLATILE STRONG ACID FROM A SALT...

METHOD FOR RECOVERING SULFURIC ACID FROM CONCENTRATED ACID HYDROLYS...

Process for removing organic impurities from sulfuric acid with liq...